1 /* $OpenBSD: acl.h,v 1.7 2003/06/02 21:58:27 maja Exp $ */ 2 3 /* 4 * Copyright (c) 1994 Mats O Jansson <moj@stacken.kth.se> 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS 17 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY 20 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 #ifndef _ACL_H_ 30 #define _ACL_H_ 31 32 #define ACLD_ALL 2 33 #define ACLD_HOST 4 34 #define ACLD_NET 6 35 #define ACLD_HOST_DONE 4 36 #define ACLD_NET_DONE 4 37 #define ACLD_NET_MASK 2 38 #define ACLD_NET_EOL 2 39 40 #define ACLS_INIT 1 41 #define ACLS_ALLOW 2 42 #define ACLS_DENY 3 43 #define ACLS_ALLOW_ALL ACLS_ALLOW+ACLD_ALL /* 4 */ 44 #define ACLS_DENY_ALL ACLS_DENY+ACLD_ALL /* 5 */ 45 #define ACLS_ALLOW_HOST ACLS_ALLOW+ACLD_HOST /* 6 */ 46 #define ACLS_DENY_HOST ACLS_DENY+ACLD_HOST /* 7 */ 47 #define ACLS_ALLOW_NET ACLS_ALLOW+ACLD_NET /* 8 */ 48 #define ACLS_DENY_NET ACLS_DENY+ACLD_NET /* 9 */ 49 #define ACLS_ALLOW_HOST_DONE ACLS_ALLOW_HOST+ACLD_HOST_DONE /* 10 */ 50 #define ACLS_DENY_HOST_DONE ACLS_DENY_HOST+ACLD_HOST_DONE /* 11 */ 51 #define ACLS_ALLOW_NET_DONE ACLS_ALLOW_NET+ACLD_NET_DONE /* 12 */ 52 #define ACLS_DENY_NET_DONE ACLS_DENY_NET+ACLD_NET_DONE /* 13 */ 53 #define ACLS_ALLOW_NET_MASK ACLS_ALLOW_NET_DONE+ACLD_NET_MASK /* 14 */ 54 #define ACLS_DENY_NET_MASK ACLS_DENY_NET_DONE+ACLD_NET_MASK /* 15 */ 55 #define ACLS_ALLOW_NET_EOL ACLS_ALLOW_NET_MASK+ACLD_NET_EOL /* 16 */ 56 #define ACLS_DENY_NET_EOL ACLS_DENY_NET_MASK+ACLD_NET_EOL /* 17 */ 57 58 #define ACLE_NONETMASK 18 59 #define ACLE_NONET 19 60 #define ACLE_NOHOST 20 61 #define ACLE_UVERB 21 62 #define ACLE_U2VERB 22 63 #define ACLE_UEOL 23 64 #define ACLE_OK 24 65 66 struct aclent { 67 struct aclent *next; 68 int allow; 69 u_long s_addr; 70 u_long s_mask; 71 }; 72 73 __BEGIN_DECLS 74 int acl_check_host(struct in_addr *); 75 int acl_init(char *); 76 int acl_securenet(char *); 77 void acl_reset(void); 78 __END_DECLS 79 80 #endif /* !_ACL_H_ */ 81